20107282

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 35838720

約数和(自身を除く): 15731438

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 101, 169, 202, 247, 338, 403, 494, 589, 806, 1178, 1313, 1919, 2626, 3131, 3211, 3838, 5239, 6262, 6422, 7657, 10478, 15314, 17069, 24947, 34138, 40703, 49894, 59489, 81406, 99541, 118978, 199082, 324311, 529139, 648622, 773357, 1058278, 1546714, 10053641, 20107282]

約数ペア:

[(1, 20107282), (2, 10053641), (13, 1546714), (19, 1058278), (26, 773357), (31, 648622), (38, 529139), (62, 324311), (101, 199082), (169, 118978), (202, 99541), (247, 81406), (338, 59489), (403, 49894), (494, 40703), (589, 34138), (806, 24947), (1178, 17069), (1313, 15314), (1919, 10478), (2626, 7657), (3131, 6422), (3211, 6262), (3838, 5239)]